CVE-2026-35266 [High] | CSRF in Rest Data Services

Vulnerability in Oracle REST Data Services (component: Core). Supported versions that are affected are 24.2.0-26.1.0. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTPS to compromise Oracle REST Data Services. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle REST Data Services, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle REST Data Services accessible data as well as unauthorized access to critical data or complete access to all Oracle REST Data Services accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle REST Data Services. CVSS 3.1 Base Score 7.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:L).

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-04	0.04%	0.05%	+0.01%
2	2026-05-29	—	0.04%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-04

0.04%

0.05%

+0.01%

2026-05-29

—

0.04%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
7.9	3.1	HIGH	`CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:L` Click to expand Attack vector (AV:N) Could be attacked over the internet or any normal routed network—not just someone sitting at the machine. Attack complexity (AC:H) Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work. Privileges required (PR:L) A normal user session is enough; they don’t have to be admin. User interaction (UI:R) A real person has to do something—click, install, enable—otherwise it doesn’t land. Scope (S:C) Breaking this can reach past the original component and bite other resources—bigger blast radius. Confidentiality (C:H) Serious risk that confidential data gets exposed in a big way. Integrity (I:H) They could widely tamper with or forge data—trust in the data is badly hurt. Availability (A:L) Might cause slowdowns, glitches, or partial disruption—not a full brick.	1.3	6.0	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

7.9

3.1

HIGH

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:L Click to expand

Attack vector (AV:N): Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:H): Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work.
Privileges required (PR:L): A normal user session is enough; they don’t have to be admin.
User interaction (UI:R): A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:C): Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:H): Serious risk that confidential data gets exposed in a big way.
Integrity (I:H): They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:L): Might cause slowdowns, glitches, or partial disruption—not a full brick.

1.3

6.0

[email protected]

Affected software / configurations for CVE-2026-35266

Vendor	Product	Version	Raw CPE
oracle	rest_data_services	>= 24.2.0, <= 26.1.0	cpe:2.3:a:oracle:rest_data_services::::::::

References for CVE-2026-35266

URL	Tags
https://www.oracle.com/security-alerts/cspumay2026.html	Vendor Advisory

URL

CVE-2026-35266

Exploit prediction scoring system (EPSS) score for CVE-2026-35266

Common vulnerability scoring system (CVSS) metrics for CVE-2026-35266

Weakness enumeration for CVE-2026-35266

GitHub Security Advisory for CVE-2026-35266

Affected software / configurations for CVE-2026-35266

References for CVE-2026-35266